Other Assets and Liabilities - Summary of Other Assets (Details) - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Investment receivable		$ 43,176	$ 23,330
Accrued interest receivable		39,445	71,058
Operating lease right-of-use assets		15,012	11,866
REO		8,413	9,462
FHLBC stock		5,000	43,393
Margin receivable		4,758	209,776
Fixed assets and leasehold improvements		4,203	4,901
Pledged collateral		1,177	32,945
Other		9,404	12,590
Total Other Assets	[1]	130,588	$ 419,321
Fixed assets basis		11,000
Fixed assets, accumulated depreciation		$ 6,000

[1] Our consolidated balance sheets include assets of consolidated variable interest entities (“VIEs”) that can only be used to settle obligations of these VIEs and liabilities of consolidated VIEs for which creditors do not have recourse to Redwood Trust, Inc. or its affiliates. At December 31, 2020 and December 31, 2019, assets of consolidated VIEs totaled $8,141,069 and $11,931,869, respectively. At December 31, 2020 and December 31, 2019, liabilities of consolidated VIEs totaled $7,148,414 and $10,717,072, respectively. See Note 4 for further discussion.